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    Tension spring is designed and manufactured according to high precision standard, which can be widely used in test, research and development, trial production and maintenance. All tension springs have the same diameter of spring body and are made of bending ring with the same diameter of spring body. There is tension at the beginning of winding, and some force is needed at the beginning of separating the coil.

    Find the right spring（Please separate the search scope with the middle cross bar, for example: 0.14-0.32）

    • (in)      (mm)

    Part No. Wire
    Diameter    		 Outside
    Diameter    		 Free Length
    Approx    		 Ext. Load SpringRate Initial
    Tension    		 Contrast Download
    in mm in mm in mm in mm lb N lb/in N/mm lb N
    L4445-0450-17780-M 0.177 4.5 1.75 44.45 7 177.8 12.61 320.29 105.51 469.33 17.1 2.99 9.5 42.26
    L4445-0450-19050-M 0.177 4.5 1.75 44.45 7.5 190.5 13.86 352.04 105.51 469.33 15.1 2.64 9.5 42.26
    L4445-0450-20320-M 0.177 4.5 1.75 44.45 8 203.2 15.11 383.79 105.51 469.33 13.5 2.36 9.5 42.26
    L4445-0450-22860-M 0.177 4.5 1.75 44.45 9 228.6 17.61 447.29 105.51 469.33 11.2 1.961 9.5 42.26
    L4445-0526-12700-M 0.207 5.26 1.75 44.45 5 127 6.84 173.74 162.17 721.37 80.2 14.05 14.59 64.9
    L4445-0526-13970-M 0.207 5.26 1.75 44.45 5.5 139.7 7.84 199.14 162.17 721.37 63.2 11.07 14.59 64.9
    L4445-0526-15240-M 0.207 5.26 1.75 44.45 6 152.4 8.83 224.28 162.17 721.37 52.1 9.12 14.59 64.9
    L4445-0526-16510-M 0.207 5.26 1.75 44.45 6.5 165.1 9.83 249.68 162.17 721.37 44.3 7.76 14.59 64.9
    L4445-0526-17780-M 0.207 5.26 1.75 44.45 7 177.8 10.82 274.83 162.17 721.37 38.6 6.76 14.59 64.9
    L4445-0526-19050-M 0.207 5.26 1.75 44.45 7.5 190.5 11.82 300.23 162.17 721.37 34.2 5.99 14.59 64.9
    L4445-0526-20320-M 0.207 5.26 1.75 44.45 8 203.2 12.82 325.63 162.17 721.37 30.6 5.36 14.59 64.9
    L4445-0526-22860-M 0.207 5.26 1.75 44.45 9 228.6 14.81 376.17 162.17 721.37 25.4 4.45 14.59 64.9
    L4500-0400-10300-M 0.157 4 1.772 45 4.055 103 7.252 184.2 81.15 361 21.6 3.78 12.25 54.49
    L4500-0400-12700-M 0.157 4 1.772 45 5 127 10.118 257 81.15 361 13.5 2.36 12.25 54.49
    L4500-0400-16300-M 0.157 4 1.772 45 6.417 163 14.409 366 81.15 361 8.6 1.51 12.25 54.49
    L4500-0400-22300-M 0.157 4 1.772 45 8.78 223 21.575 548 81.15 361 5.4 0.94 12.25 54.49
    L4500-0400-30300-M 0.157 4 1.772 45 11.929 303 31.102 790 81.15 361 3.6 0.63 12.25 54.49
    L5000-0400-11500-M 0.157 4 1.969 50 4.528 115 7.929 201.4 101.38 451 25.3 4.43 15.2 67.63
    L5000-0400-14200-M 0.157 4 1.969 50 5.591 142 11.024 280 101.38 451 15.8 2.77 15.2 67.63
    L5000-0400-18300-M 0.157 4 1.969 50 7.205 183 15.709 399 101.38 451 10.2 1.78 15.2 67.63
    L5000-0400-25000-M 0.157 4 1.969 50 9.843 250 23.465 596 101.38 451 6.3 1.11 15.2 67.63
    L5000-0400-34000-M 0.157 4 1.969 50 13.386 340 33.78 858 101.38 451 4.2 0.74 15.2 67.63
    L5080-0450-13970-M 0.177 4.5 2 50.8 5.5 139.7 8.99 228.35 92.95 413.46 24.2 4.24 8.37 37.23
    L5080-0450-15240-M 0.177 4.5 2 50.8 6 152.4 10.52 267.21 92.95 413.46 18.7 3.27 8.37 37.23
    L5080-0450-16510-M 0.177 4.5 2 50.8 6.5 165.1 12.04 305.82 92.95 413.46 15.3 2.68 8.37 37.23
    L5080-0450-17780-M 0.177 4.5 2 50.8 7 177.8 13.57 344.68 92.95 413.46 12.9 2.26 8.37 37.23
    L5080-0450-19050-M 0.177 4.5 2 50.8 7.5 190.5 15.1 383.54 92.95 413.46 11.1 1.944 8.37 37.23
    L5080-0450-20320-M 0.177 4.5 2 50.8 8 203.2 16.62 422.15 92.95 413.46 9.8 1.716 8.37 37.23
    L5080-0450-22860-M 0.177 4.5 2 50.8 9 228.6 19.67 499.62 92.95 413.46 7.9 1.384 8.37 37.23
    L5080-0450-25400-M 0.177 4.5 2 50.8 10 254 22.73 577.34 92.95 413.46 6.6 1.156 8.37 37.23
    L5080-0526-13970-M 0.207 5.26 2 50.8 5.5 139.7 7.98 202.69 143.12 636.63 52.5 9.19 12.88 57.29
    L5080-0526-15240-M 0.207 5.26 2 50.8 6 152.4 9.17 232.92 143.12 636.63 41.1 7.2 12.88 57.29
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